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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
Introducing Cutting Edge Bullet's new LAZER high BC copper hunting bullet
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<blockquote data-quote="MontanaRifleman" data-source="post: 835054" data-attributes="member: 11717"><p>Michael, If you check out some specs on let's say the MTH 338 252 gr D65 you will see that they list a BC of .720. The bullet is 1.811" long.</p><p></p><p><a href="http://site.cuttingedgebullets.com/pdf/MTH%20Data.pdf" target="_blank">http://site.cuttingedgebullets.com/pdf/MTH%20Data.pdf</a></p><p></p><p><a href="http://www.bergerbullets.com/products/hunting-bullets/" target="_blank">http://www.bergerbullets.com/products/hunting-bullets/</a></p><p></p><p>If we look at the Berger 338 250 gr Match Grade Hunter, you'll see the BC they list (which I trust) is .682 with an OAL of 1.630. The 2 bullets of basically the same weight have a .181 difference in length which is significant. It is just .009 shorter than the 300 gr Berger. Now, a bullet of equal SD which is longer will probably have a better form factor than the shorter bullet, but the longer bullet will have more surface area and drag. The CEB does have a driving band with a grove fore and aft but not really sure how that plays into the aerodynamics of the bullet. I'm guessing there is a narrow zone or bubble surrounding the fore bore riding surface that is undisturbed, created by the bow wave of the nose. Just off the top of my head, I'm thinking the 2 bullets will have close to the same BC. I have shot the CEB 308 180 C21's out of my 300 RUM out to 1K and the drops seemed close to advertised BC but were a little short. Definitely not a conclusive test.</p><p></p><p>Like Outlaw said, it would be good to get some real world field testing by a few of us to compare actual results.</p></blockquote><p></p>
[QUOTE="MontanaRifleman, post: 835054, member: 11717"] Michael, If you check out some specs on let's say the MTH 338 252 gr D65 you will see that they list a BC of .720. The bullet is 1.811" long. [URL="http://site.cuttingedgebullets.com/pdf/MTH%20Data.pdf"]http://site.cuttingedgebullets.com/pdf/MTH%20Data.pdf[/URL] [url]http://www.bergerbullets.com/products/hunting-bullets/[/url] If we look at the Berger 338 250 gr Match Grade Hunter, you'll see the BC they list (which I trust) is .682 with an OAL of 1.630. The 2 bullets of basically the same weight have a .181 difference in length which is significant. It is just .009 shorter than the 300 gr Berger. Now, a bullet of equal SD which is longer will probably have a better form factor than the shorter bullet, but the longer bullet will have more surface area and drag. The CEB does have a driving band with a grove fore and aft but not really sure how that plays into the aerodynamics of the bullet. I'm guessing there is a narrow zone or bubble surrounding the fore bore riding surface that is undisturbed, created by the bow wave of the nose. Just off the top of my head, I'm thinking the 2 bullets will have close to the same BC. I have shot the CEB 308 180 C21's out of my 300 RUM out to 1K and the drops seemed close to advertised BC but were a little short. Definitely not a conclusive test. Like Outlaw said, it would be good to get some real world field testing by a few of us to compare actual results. [/QUOTE]
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Introducing Cutting Edge Bullet's new LAZER high BC copper hunting bullet
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